1. It is mentioned in the passage that one has to pay tax according__________. 
A、how much education one has received
B、whether one is single or married
C、how old one's children are
D、where one lives 无解析
1. It is mentioned in the passage that one has to pay tax ac - Final Examination - 大学英语 2 - U校园 | 大学网课搜题引擎